DR. SAMUEL CARY SEIDEN M.D.
NPI 1659568558
Anesthesiology in Roseville, CA
About Dr. Samuel Cary Seiden M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SAMUEL CARY SEIDEN M.D. (NPI 1659568558) is an individual anesthesiology provider in Roseville, California, licensed in California (A102347) and active in the NPI registry since September 2007. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Samuel Cary Seiden M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
6Medicare enrollment records show Samuel Seiden reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Folsom, CA 95630
- Reassigned Medicare billing, California enrollment
- 833 clinicians in this Medicare group
Sacramento, CA 95821
- Reassigned Medicare billing, California enrollment
- 167 clinicians in this Medicare group
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 723 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROSEVILLE, CA 95661
ROSEVILLE, CA 95661
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Samuel Seiden's NPI number?
The NPI number for Samuel Seiden is 1659568558. It was assigned to this individual provider in the NPPES registry on September 25, 2007. The provider is also known as Dr. Sam Cary Seiden M.D..
Where is Samuel Seiden located?
Samuel Seiden practices at 1600 Eureka Rd Dept Of Anesthesia, Roseville, CA 95661. The listed phone number is (916) 784-4050.
What is Samuel Seiden's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Samuel Seiden enrolled in Medicare?
Yes. Samuel Seiden is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Samuel Seiden's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Samuel Seiden reassigns Medicare benefits to 6 organizations: Cep America - Anesthesia PC (Folsom, CA), Central Anesthesia Service Exchange Medical Group, Inc. (Sacramento, CA), Permanente Medical Group Inc (Stockton, CA), University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Samuel Seiden's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Samuel Seiden was last updated on January 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Samuel Cary Seiden, M.D. · NPI 1659568558
Anesthesiology physician in Roseville, California. Individual provider, active in the CMS NPPES registry since September 25, 2007.
## Identity
- **NPI:** 1659568558 (Entity type: Individual)
- **Enumerated:** September 25, 2007
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A102347 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1600 EUREKA RD, DEPT OF ANESTHESIA, Roseville, CA 95661-3027
- **Phone:** (916) 784-4050 · **Fax:** (773) 825-8534
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Cep America - Anesthesia PC (NPI 1104492925, Folsom, CA); Central Anesthesia Service Exchange Medical Group, Inc. (NPI 1194826404, Sacramento, CA); Permanente Medical Group Inc (NPI 1548343510, Stockton, CA); University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 11, 2022
- **Other identifiers:** Other FJ322Z (CA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1659568558) · Data from the CMS NPPES public registry.